<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Insert title here</title>
</head>
<body>
<!-- ul打点列表 -->
<ul>
	<li> item1</li>
	<li> item2</li>
	<ul>
		<li> item3</li>
	</ul>
</ul>
<p>a&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;b</p>
this                                                                   and
<!-- ol数字列表 -->
<ol>
	<li> item1</li>
	<li> item2</li>
	<ol>
		<li> item3</li>
	</ol>
</ol>
<!-- ol与ul可以互相嵌套 -->
</body>
</html>